While failed login attempts are logged during the authentication phase, successful logins are only logged if the process advances to the authorization phase.
Article Link: Design flaw in Fortinet VPN server lets attackers hide logins | SC Media
While failed login attempts are logged during the authentication phase, successful logins are only logged if the process advances to the authorization phase.
Article Link: Design flaw in Fortinet VPN server lets attackers hide logins | SC Media